Patents by Inventor John F. McCauley

John F. McCauley has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Intercalated clay having large interlayer spacing
    Patent number: 5059568
    Abstract: Hydrothermally stable intercalated clays having interlayer (gallery) spacings of about 16 to 18 angstroms or more are provided by pillars comprising aluminum and cerium. Other pillaring metal/rare earth combinations and differing preparation conditions, such as pH, result in different interlayer spacings. Interlayer spacings of 16 to 40 or 18 to 50 angstroms may be produced.
    Type: Grant
    Filed: September 17, 1990
    Date of Patent: October 22, 1991
    Assignee: UOP
    Inventor: John F. McCauley